a better world的用法和样例：
- He did not think that it was necessary to make a hell of this world to enjoy paradise in the next.
- Their philosophy being materialistic and hedonistic,they scoffed at any thoughts of the world to come.
- The bully may enjoy his ill-gotten gains for a few paltry years in this world, but he will suffer tenfold in the next.
- go to a better world到极乐世界去...